Shenzhen, China (PressExposure) April 28, 2010 -- Now, the May Day is coming on the way. So, what's your plan about the holidays? You must take your mobile phones, digital camera or mp4 player on your way. Yes, digital camera, once again comes to be your partner.
Nowadays wholesale digital camera market is indeed very popular. Do you know the biggest difference between the digital camera and the traditional camera? The digital owns a digital LCD screen which can be used for viewing pictures anytime. Generally, the digital camera comes with the TFT screen.
What's TFT on earth? It comprises the polarizing plate, glass substrate, thin film transistor, liquid crystal materials, guide plate, fluorescent tube and so on. For the LCD screen, the backlight is the light from the tube. These light sources first pass through the polarizing plate, and then pass through the LCD.
From different directions, we can feel the different colors and contrast grade, because most of the beams are coming out in a vertical way. If we look at the all white picture in an inclined direction, we find it's black or color distorted.
The LCD of the digital camera is very expensive and delicate. So the users must be careful during the operation and do good maintenance at other times. Collision with hard objects should be carefully avoided. Otherwise, the LCD screen must be damaged.
The LCD screen is easy to be dirty. You'd better use the clean dry cloth like the lens cloth and glasses clean cloth to clean it. And remember not to use the organic solvent. The performance of the LCD screen will be changing with the temperature. It's normal that the LCD screen comes with weaker brightness under the low temperature.